If \( \mathrm{A}=\tan 6^{\circ} \tan 42^{\circ} \) and \( \mathrm{B}=\cot 66^{\circ} \cot 78^{\c....

Channel:
PW Solutions
Subscribers:
453,000
Published on ● Video Link: https://www.youtube.com/watch?v=Wdkhq6jmCwM


Duration: 5:06
1 views
0

If \( \mathrm{A}=\tan 6^{\circ} \tan 42^{\circ} \) and \( \mathrm{B}=\cot 66^{\circ} \cot 78^{\circ} \) then
P
(1) \( \mathrm{A}=2 \mathrm{~B} \)
(2) \( \mathrm{A}=\frac{1}{3} \mathrm{~B} \)
(3) \( \mathrm{A}=\mathrm{B} \)
(4) \( 3 \mathrm{~A}=2 \mathrm{~B} \)


📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2024-01-21If \( c \neq 0 \) and the equation \( \frac{p}{2 x}=\frac{a}{x+c}+\frac{b}{x-c} \) has two equal....
2024-01-21If \( \alpha, \beta \) be the roots \( x^{2}+p x-q=0 \) and \( \gamma, \delta \) be the roots of....
2024-01-21If \( \alpha \) and \( \beta \) are the roots of the equation \( a x^{2}+b x+c \) \( =0 \), then....
2024-01-21The number of integral values of ' \( n \) ' so that \( \sin x(\sin \) \( x+\cos x)=n \) has at ....
2024-01-21If \( \tan \theta+\cot \left(30^{\circ}-\theta\right)+\cot \left(150^{\circ}-\theta\right)=\math....
2024-01-21\( \sin (A \pm B)=\sin A \cos B \pm \cos A \sin B \) and \( \cos (A \) \( \pm \mathrm{B})=\cos \....
2024-01-21\( \sin (A \pm B)=\sin A \cos B \pm \cos A \sin B \) and \( \cos (A \) \( \pm \mathrm{B})=\cos \....
2024-01-21\( \sin (A \pm B)=\sin A \cos B \pm \cos A \sin B \) and \( \cos (A \) \( \pm \mathrm{B})=\cos \....
2024-01-21Consider the statements about \( y \frac{\sin 3 x}{\sin x}(\sin x \neq 0) \). Which of the follo....
2024-01-21If \( \cos 5 \theta=a \cos \theta+b \cos ^{3} \theta+c \cos ^{5} \theta+d \), then....
2024-01-21If \( \mathrm{A}=\tan 6^{\circ} \tan 42^{\circ} \) and \( \mathrm{B}=\cot 66^{\circ} \cot 78^{\c....
2024-01-21The minimum value of \( \frac{\sec ^{4} \alpha}{\tan ^{2} \beta}+\frac{\sec ^{4} \beta}{\tan ^{2....
2024-01-21\( \sqrt{3} \sin \frac{\pi}{9}\left(4+\sec \frac{\pi}{9}\right) \) is equal to....
2024-01-21If \( \sin x+\sin ^{2} x=1 \), then the value of \( \cos ^{2} x+\cos ^{4} x \) is....
2024-01-21If \( e^{f(x)}=\frac{10+x}{10-x}, x \in(-10,10) \) and \( f(x)=k f\left(\frac{200 x}{100+x^{2}}\....
2024-01-21The value of expression \( \sum_{\theta=0}^{8} \frac{1}{1+\tan ^{3}(10 \theta)^{\circ}} \) is eq....
2024-01-21If \( \tan \alpha, \tan \beta \) are the roots of the equation \( \mathrm{x} 2+\mathrm{px}+ \) \....
2024-01-21\begin{tabular}{|l|l|l|l|} \hline \multicolumn{2}{|c|}{\begin{tabular}{c} List -I \\ (Given func....
2024-01-21If \( \mathrm{A} \) and \( \mathrm{B} \) are complimentary angles, then....
2024-01-21Exact value of \( \sec 10^{\circ}-\tan 10^{\circ}-\tan 40^{\circ} \) is equal to....
2024-01-21Exact value of \( \frac{\cos 21^{\circ}-\sin 21^{\circ}}{\sin ^{2} 57-\sin ^{2} 33^{\circ}} \) i....